ios show Button with animation show one by one here i add link -

i have 6 button on view 2 pair of 2 grid.the problem how show button animation, here attach example url how create type of animation. in example when click on menu button show button in side menu view animation https://github.com/djardon/sidemenufrostedanimated tried can't success. have 2 button 1 btnhome , second btnabout:

-(void)animationstart {     [btnhome setalpha:0.f];     [uiview animatewithduration:1.f delay:0.f options:uiviewanimationoptioncurveeasein animations:^{         [btnhome setalpha:0.f];     } completion:^(bool finished) {         [uiview animatewithduration:2.f delay:0.f options:uiviewanimationoptioncurveeaseinout animations:^{             [btnhome setalpha:1.f];             [self animationstart2];         } completion:nil];     }]; } -(void)animationstart2 {     [btnabout setalpha:0.0f];      //fade in     [uiview animatewithduration:2.0f animations:^{          [btnabout setalpha:1.0f];      } completion:^(bool finished) {          //fade out         [uiview animatewithduration:2.0f animations:^{              [btnabout setalpha:0.0f];          } completion:nil];      }]; } 

try this.

- (void)viewdidload {   [super viewdidload];   // additional setup after loading view, typically nib.     btnhome.alpha=0.0;    btnabout.alpha=0.0;   }  -(void)animationstart {     [uiview animatewithduration:0.4f delay:0.0f options: uiviewanimationoptioncurveeaseinout     animations:^{        btnhome.alpha=1.0;    } completion:^(bool finished) {         [self animationstart2];    }];  }  -(void)animationstart2 {      [uiview animatewithduration:0.4f delay:0.0f options: uiviewanimationoptioncurveeaseinout     animations:^{        btnabout.alpha=1.0;     } completion:^(bool finished) {      }];  }  - (ibaction)btnclick:(id)sender {    [self animationstart]; } 

here setting buttons alpha value 0.0f. on click of third button showing these 2 buttons.